fix(mastodon): Fix incorrect streaming path in ingress

This patch resolves a potential issue with the streaming endpoint, which
is different in the docs, than in the helm chart. This is integrating the
upstream issue into this chart, which should resolve potential issues
with non-default frontends: https://github.com/mastodon/mastodon/pull/19896

charts/mastodon/templates/ingress.yaml

@@ -52,7 +52,7 @@ spec:
             {{- if or ($.Capabilities.APIVersions.Has "networking.k8s.io/v1/Ingress") (not ($.Capabilities.APIVersions.Has "networking.k8s.io/v1beta1/Ingress")) }}
             pathType: Prefix
             {{- end }}
-          - path: {{ .path }}api/v1/streaming/
+          - path: {{ .path }}api/v1/streaming
             backend:
               {{- if or ($.Capabilities.APIVersions.Has "networking.k8s.io/v1/Ingress") (not ($.Capabilities.APIVersions.Has "networking.k8s.io/v1beta1/Ingress")) }}
               service: